In Opuntia the stem is modified into a falttened green structure to perform the function of leaves. Cite some other examples of modifications of plant parts for the purpose of photosynthesis.

Epidermal cells are often modified to perform specialized functions in plants. Name some of them and function they perform.

Stems of some plants remain in the ground and serve the functions of perennation and storage of food. Give examples.

You have heard about serveral insectivorous plants that feed on insects. Nepenthes or the pitches plant is one such example. Which usually grows in shallow water or in marsh lands. What part of the plant os modified into a 'pitcher'? How does this modification help the plant for food even though it can photosynthesize like any other green plant?

Give one or two-word terms for the following statements: The plants which have stems modified for photosynthesis and leaves modified ijnto spines for protection.

Product of photosynthesis is transported from the leaves to various parts of the plants and stored in some cells before being utilised. What are the cells/tissues store them?